.enable_plugin_nestable_list() when (@enable-plugin-nestable-list = true) {

  .dd {
    position: relative;
    display: block;
    margin: 0;
    padding: 0;
    max-width: 600px;
    list-style: none;
    line-height: 20px;
  }
  .dd-list {
    display: block;
    position: relative;
    margin: 0;
    padding: 0;
    list-style: none;

    .dd-list {
      padding-left: 30px;
    }

    .dd-collapsed & {
      display: none;
    }
  }

  .dd-item,
  .dd-empty,
  .dd-placeholder {
    display: block;
    position: relative;
    margin: 0;
    padding: 0;
    min-height: 20px;
    line-height: 20px;
  }

  .dd-handle, .dd2-content {
    display: block;
    min-height: 38px;
    margin: 5px 0;
    padding: 8px 12px;

    background: #F8FAFF;
    border: 1px solid #DAE2EA;
    color: #7C9EB2;
    text-decoration: none;
    font-weight: bold;

    .box-sizing(border-box);

    &:hover {
      color: #438EB9;
      background: #F4F6F7;
      border-color: #DCE2E8;
    }

    &[class*="btn-"] {
      color: #FFF;
      border: none;
      padding: 9px 12px;

      &:hover {
        opacity: 0.85;
        color: #FFF;
      }
    }
  }
  .dd2-handle + .dd2-content,
  .dd2-handle + .dd2-content[class*="btn-"] {
    padding-left: 44px;
  }
  .dd-handle[class*="btn-"]:hover, .dd2-content[class*="btn-"]
  .dd2-handle[class*="btn-"]:hover + .dd2-content[class*="btn-"] {
    //opacity:0.85;
    color: #FFF;
  }

  .dd-item > button:hover {
    ~ .dd-handle, ~ .dd2-content {
      color: #438EB9;
      background: #F4F6F7;
      border-color: #DCE2E8;
    }

    ~ .dd-handle[class*="btn-"], ~ .dd2-content[class*="btn-"] {
      opacity: 0.85;
      color: #FFF;
    }
  }
  .dd2-handle:hover {
    ~ .dd2-content {
      color: #438EB9;
      background: #F4F6F7;
      border-color: #DCE2E8;
    }

    ~ .dd2-content[class*="btn-"] {
      opacity: 0.85;
      color: #FFF;
    }
  }

  .dd2-item.dd-item > button {
    margin-left: 34px;
  }
  .dd-item > button {
    display: block;
    position: relative;
    z-index: 1;
    cursor: pointer;

    float: left;
    width: 25px;
    height: 20px;
    margin: 5px 1px 5px 5px;
    padding: 0;

    text-indent: 100%;
    white-space: nowrap;
    overflow: hidden;

    border: 0;
    background: transparent;
    font-size: @base-font-size - 1;

    line-height: 1;
    text-align: center;
    font-weight: bold;

    top: 4px;
    left: 1px;

    color: #707070;
  }
  .dd-item > button:before {
    font-family: FontAwesome;
    content: '\f067';

    display: block;
    position: absolute;
    width: 100%;

    text-align: center;
    text-indent: 0;

    font-weight: normal;
    font-size: @base-font-size + 1;
  }
  .dd-item > button[data-action="collapse"]:before {
    content: '\f068';
  }
  .dd-item > button:hover {
    color: #707070;
  }
  .dd-item.dd-colored > button, .dd-item.dd-colored > button:hover {
    color: #EEE;
  }

  .dd-placeholder,
  .dd-empty {
    margin: 5px 0;
    padding: 0;
    min-height: 30px;
    background: #F0F9FF;
    border: 2px dashed #BED2DB;
    .box-sizing(border-box);
  }
  .dd-empty {
    border-color: #AAA;
    border-style: solid;
    background-color: #e5e5e5;
  }

  .dd-dragel {
    position: absolute;
    pointer-events: none;
    z-index: 999;
    opacity: 0.8;

    > li > .dd-handle {
      color: #4B92BE;
      background: #F1F5FA;

      border-color: #D6E1EA;
      //opacity:0.85;
      border-left: 2px solid #777;

      position: relative;

      &[class*="btn-"] {
        color: #FFF;
      }
    }
  }
  .dd-dragel > .dd-item > .dd-handle {
    margin-top: 0;
  }

  .dd-list > li[class*="item-"] {
    border-width: 0;
    padding: 0;

    > .dd-handle {
      border-left: 2px solid;
      border-left-color: inherit;
    }
  }

  .dd-list > li > .dd-handle .sticker {
    position: absolute;
    right: 0;
    top: 0;
  }

  .dd2-handle, .dd-dragel > li > .dd2-handle {
    position: absolute;
    left: 0;
    top: 0;
    width: 36px;
    margin: 0;
    border-width: 1px 1px 0 0;
    text-align: center;
    padding: 0 !important;
    line-height: 38px;
    height: 38px;

    background: #EBEDF2;
    border: 1px solid #DEE4EA;

    cursor: pointer;
    overflow: hidden;
    position: absolute;
    z-index: 1;
  }
  .dd2-handle:hover, .dd-dragel > li > .dd2-handle {
    background: #E3E8ED;
  }

  .dd2-content[class*="btn-"] {
    text-shadow: none !important;
  }
  .dd2-handle[class*="btn-"] {
    text-shadow: none !important;
    background: rgba(0, 0, 0, 0.1) !important;
    border-right: 1px solid #EEE;
  }
  .dd2-handle[class*="btn-"]:hover {
    background: rgba(0, 0, 0, 0.08) !important;
  }
  .dd-dragel .dd2-handle[class*="btn-"] {
    border-color: transparent;
    border-right-color: #EEE;
  }
  .dd2-handle.btn-yellow {
    text-shadow: none !important;
    background: rgba(0, 0, 0, 0.05) !important;
    border-right: 1px solid #FFF;
  }
  .dd2-handle.btn-yellow:hover {
    background: rgba(0, 0, 0, 0.08) !important;
  }
  .dd-dragel .dd2-handle.btn-yellow {
    border-color: transparent;
    border-right-color: #FFF;
  }

  .dd-item > .dd2-handle .drag-icon {
    display: none;
  }
  .dd-dragel > .dd-item > .dd2-handle .drag-icon {
    display: inline;
  }
  .dd-dragel > .dd-item > .dd2-handle .normal-icon {
    display: none;
  }

}

.enable_plugin_nestable_list();
